HP ZBook 17 G3 Mobile Workstation (ENERGY STAR) User Manual download pdf (Page 49)

NOTE: For information on connecting to AC power, see the Setup Instructions poster provided in the

computer box.

External AC power is supplied through an approved AC adapter or an optional docking or expansion device.

Connect the computer to external AC power under any of the following conditions:

●

When charging or calibrating a battery

●

When installing or modifying system software

●

When writing information to a CD, a DVD, or a BD (select products only)

●

When running Disk Defragmenter

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When performing a backup or recovery

When you connect the computer to external AC power, the following events occur:

●

The battery begins to charge.

●

If the computer is turned on, the power meter icon in the taskbar changes appearance.

When you disconnect external AC power, the following events occur:

●

The computer switches to battery power.

●

The display brightness is automatically decreased to save battery life.

Testing an AC adapter

Test the AC adapter if the computer exhibits any of the following symptoms when it is connected to AC power:

●

The computer does not turn on.

●

The display does not turn on.

●

The power lights are o.

To test the AC adapter:

1. Shut down the computer.

2. Remove the battery on the computer.

3. Connect the AC adapter to the computer, and then plug it into an AC outlet.

4. Turn on the computer.

●

If the power lights turn on, the AC adapter is working properly.

●

If the power lights remain o, the AC adapter is not functioning and should be replaced.

Contact support for information on obtaining a replacement AC power adapter.

Setting power options 39

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HP ZBook 17 G3 Mobile Workstation (ENERGY STAR) User Manual Page 49

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